Overview and Basis of Presentation (Details) - USD ($) $ / shares in Units, $ in Thousands		6 Months Ended	12 Months Ended
	Jul. 31, 2022	Jan. 31, 2023	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Change in Accounting Estimate [Line Items]
Deferred commissions amortized period	3 years	4 years	4 years
Net loss per share, basic and diluted (in dollars per share)			$ (1.66)	$ (1.36)	$ (0.95)
Diluted net loss per share (in dollars per share)			$ (1.66)	$ (1.36)	$ (0.95)
Accumulated deficit		$ 758,173	$ 758,173	$ 542,534
Deferred Commissions, Amortization Period
Change in Accounting Estimate [Line Items]
Percentage of total revenue			2.00%
Net loss per share, basic and diluted (in dollars per share)			$ 0.09
Diluted net loss per share (in dollars per share)			$ 0.09